36339491 has 2 divisors, whose sum is σ = 36339492. Its totient is φ = 36339490.

The previous prime is 36339487. The next prime is 36339493. The reversal of 36339491 is 19493363.

It is a strong prime.

It is an emirp because it is prime and its reverse (19493363) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36339491 - 2² = 36339487 is a prime.

It is a super-2 number, since 2×36339491² = 2641117212278162, which contains 22 as substring.

Together with 36339493, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (36339493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18169745 + 18169746.

It is an arithmetic number, because the mean of its divisors is an integer number (18169746).

Almost surely, 2^36339491 is an apocalyptic number.

36339491 is a deficient number, since it is larger than the sum of its proper divisors (1).

36339491 is an equidigital number, since it uses as much as digits as its factorization.

36339491 is an evil number, because the sum of its binary digits is even.

The product of its digits is 52488, while the sum is 38.

The square root of 36339491 is about 6028.2245313193. The cubic root of 36339491 is about 331.2274186102.

The spelling of 36339491 in words is "thirty-six million, three hundred thirty-nine thousand, four hundred ninety-one".